Theodor Sterling Associates Ltd (TSA) is a multi-disciplinary consulting
firm providing indoor air quality, environmental and occupational
hygiene/safety consulting services for clients throughout North America for
more than 30 years.

The extensive experience of TSA related to indoor air quality has enabled
the development of a comprehensive proprietary Proactive IAQ Management
Program and related IAQ services. The TSA Proactive IAQ Management Program
is designed to build on and be integrated with the existing O&M programs in
the buildings managed by our clients.

Theodor Sterling Associates Ltd. is recognized as an industry leader in the
field of Indoor Air Quality. Our IAQ management teamís experience with
indoor air quality audits is unparalleled. Members of our team are
recognized as leaders in the field of indoor air quality and are regularly
called upon to speak at building industry and engineering events and to
advise on standards, regulations, and building code development.

Our TSA team provides clients access to the worlds leading
experts/scientists on indoor environments. Our services provide the real
estate industry with cost effective verifiable problem detection combined
with clear comprehensible consulting advise, enabling building owners,
managers and operators to make decisions and implement programs related to
IAQ performance of facilities for which they are responsible.

In the summer of 2001, significant changes were made to Theodor Sterling
Associates to permit us to provide occupational hygiene and safety
consulting services. These additional team members brought the ability to
handle all your occupational hygiene and safety needs to the table but also
complement the existing structure of TSA via their experience with indoor
air quality and mould consulting.